Finding the Fourth Proportional to 5,805,507.68, 8,707,124.16 and 5,517,458.72
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Solution
The fourth proportional to 5,805,507.68, 8,707,124.16 and 5,517,458.72 is: 8,275,107.15
Step by Step Solution
- Step 1: Write the proportion equation
5,805,507.68 : 8,707,124.16 = 5,517,458.72 : x - Step 2: Convert to fraction form
5,805,507.68/8,707,124.16 = 5,517,458.72/x - Step 3: Cross multiply
5,805,507.68x = 8,707,124.16 × 5,517,458.72 - Step 4: Simplify right side
5,805,507.68x = 48,041,198,122,714.67 - Step 5: Solve for x
x = 48,041,198,122,714.67/5,805,507.68 - Step 6: Final answer
x = 8,275,107.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.